<?php
header('Access-Control-Allow-Origin: *');
header("Access-Control-Allow-Credentials: true"); 
header('Access-Control-Allow-Headers: X-Requested-With');
header('Access-Control-Allow-Headers: Content-Type');
header('Access-Control-Allow-Methods: POST, GET, OPTIONS, DELETE, PUT');
header('Access-Control-Max-Age: 86400'); 

echo('alive');